This name is a synonym of Xanthomyrtus compacta (Ridl.) Diels.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 132558) with original publication details: Trans. Linn. Soc. London, Bot. 9: 42 1916.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:599898-1.
This name was in version 1 of The Plant List, record kew-132558, and has not been changed.